LIST OF ILLUSTRATIONS 



xv 



FACING PAGE 



(Corystes cassivelaunus. MALE (ON LEFT) AND FEMALE^ 

 (ON RIGHT). BRITISH. REDUCED 

 Albunea symnista, ONE OF THE HIPPIDEA. INDIAN j 

 SEAS. REDUCED J 



(Ocypode cursor. WEST AFRICA. REDUCED ^ 



XV. -j Gelasimus tangeri. MALE ABOVE, FEMALE BELOW. 

 \ WEST AFRICA. REDUCED 



XVI. A DEEP-SEA HERMIT CRAB, Parapagurus pilosimanus, 



SHELTERED BY A COLONY OF EplZOanthuS. FROM 



DEEP WATER OFF THE WEST OF IRELAND. 

 SLIGHTLY REDUCED - ... 



XVII. A DEEP - SEA PRAWN, Nematocarcinus undulatipes. 

 SLIGHTLY REDUCED. (From Brit. Mus. Guide) 



XVIII. Bathynomus giganteus. ABOUT ONE-HALF NATURAL 

 SIZE. (From Lankester's "Treatise on Zoology," 

 after Milne-Edwards and Bouvier) 



XIX. - 



XX. - 



Latreillia elegans, ONE OF THE DROMIACEA WHICH 

 RESEMBLES A SPIDER CRAB. FROM THE 

 MEDITERRANEAN. NATURAL SIZE 



THE GULF-WEED CRAB, Planes minutus. SLIGHTLY 



ENLARGED 



THE MURRAY RIVER " LOBSTER," Astacopsis 

 spinifer. NEW SOUTH WALES. MUCH REDUCED 



THE LAND CRAYFISH, Engaus cunicularis. TAS- 

 MANIA. NATURAL SIZE 



XXI. Palamon jamaicensis. A LARGE FRESHWATER 

 PRAWN OF THE FAMILY PAL^MONID^E. WEST 

 INDIES. MUCH REDUCED 



XXII. Atya scabra. A FRESHWATER PRAWN OF THE 

 FAMILY ATYID^. WEST INDIES. REDUCED 



XXIII. 



THE RIVER CRAB OF SOUTHERN EUROPE, Potamon 

 edule (OR Telphusa fluviatilis). REDUCED 



Sesarma chiragra. A FRESHWATER CRAB OF THE 

 FAMILY GRAPSID^E. FROM BRAZIL. SLIGHTLY 



REDUCED 



100 



104 



I2 4 



128 



131 



155 



177 



179 



1 80 



> 182 



